FR2584991B1 - DUAL DRIVING CYCLE TRANSMISSION SYSTEM WITH DUAL DERAILLEUR SYSTEM - Google Patents

DUAL DRIVING CYCLE TRANSMISSION SYSTEM WITH DUAL DERAILLEUR SYSTEM

Info

Publication number
FR2584991B1
FR2584991B1 FR8510903A FR8510903A FR2584991B1 FR 2584991 B1 FR2584991 B1 FR 2584991B1 FR 8510903 A FR8510903 A FR 8510903A FR 8510903 A FR8510903 A FR 8510903A FR 2584991 B1 FR2584991 B1 FR 2584991B1
Authority
FR
France
Prior art keywords
dual
driving cycle
derailleur
cycle transmission
transmission system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR8510903A
Other languages
French (fr)
Other versions
FR2584991A2 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to FR8510903A priority Critical patent/FR2584991B1/en
Priority to PCT/FR1986/000252 priority patent/WO1987000499A1/en
Priority to AU61382/86A priority patent/AU6138286A/en
Priority to EP19860904220 priority patent/EP0229135A1/en
Publication of FR2584991A2 publication Critical patent/FR2584991A2/en
Application granted granted Critical
Publication of FR2584991B1 publication Critical patent/FR2584991B1/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
    • B62M9/04—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
    • B62M9/06—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like
    • B62M9/10—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Automatic Cycles, And Cycles In General (AREA)
  • Transmissions By Endless Flexible Members (AREA)
FR8510903A 1985-07-16 1985-07-16 DUAL DRIVING CYCLE TRANSMISSION SYSTEM WITH DUAL DERAILLEUR SYSTEM Expired FR2584991B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8510903A FR2584991B1 (en) 1985-07-16 1985-07-16 DUAL DRIVING CYCLE TRANSMISSION SYSTEM WITH DUAL DERAILLEUR SYSTEM
PCT/FR1986/000252 WO1987000499A1 (en) 1985-07-16 1986-07-16 Cycle with double chain and double derailleur transmission
AU61382/86A AU6138286A (en) 1985-07-16 1986-07-16 Cycle with double chain and double derailleur transmission
EP19860904220 EP0229135A1 (en) 1985-07-16 1986-07-16 Cycle with double chain and double derailleur transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8510903A FR2584991B1 (en) 1985-07-16 1985-07-16 DUAL DRIVING CYCLE TRANSMISSION SYSTEM WITH DUAL DERAILLEUR SYSTEM

Publications (2)

Publication Number Publication Date
FR2584991A2 FR2584991A2 (en) 1987-01-23
FR2584991B1 true FR2584991B1 (en) 1989-05-12

Family

ID=9321355

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8510903A Expired FR2584991B1 (en) 1985-07-16 1985-07-16 DUAL DRIVING CYCLE TRANSMISSION SYSTEM WITH DUAL DERAILLEUR SYSTEM

Country Status (4)

Country Link
EP (1) EP0229135A1 (en)
AU (1) AU6138286A (en)
FR (1) FR2584991B1 (en)
WO (1) WO1987000499A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB962154A (en) * 1959-09-08 1964-07-01 Ferguson Res Ltd Harry Improvements in and relating to chain-and-sprocket drives
US3798986A (en) * 1973-02-26 1974-03-26 M Clark Pre-selector gear shift for bicycle
US4398740A (en) * 1981-12-07 1983-08-16 Clem Victor L Chain drive for a bicycle
FR2577193A1 (en) * 1985-02-13 1986-08-14 Vennettilli Giancarlo DOUBLE MOTION TRANSMISSION SYSTEM FOR CYCLES WITH DUAL DERAILLEUR SYSTEM

Also Published As

Publication number Publication date
AU6138286A (en) 1987-02-10
FR2584991A2 (en) 1987-01-23
WO1987000499A1 (en) 1987-01-29
EP0229135A1 (en) 1987-07-22

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Legal Events

Date Code Title Description
ST Notification of lapse